2015-11-02_REVISION - C1981035 ‎(2)‎

• Permit No: C1981035
• IBM Index Class Name: Revision
• Doc Date: 11/2/2015
• Doc Name: Adequacy Review Responses
• From: GCC Energy
• To: DRMS
• Type & Sequence: TR25
• Email Name: RAR
• Email Name: DIH
• Media Type: D
• Archive: No

SEDGAD 4 for Windows
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14
Structure #44 (Erodible Channel
ID -O Flows to Culvert C -17A
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Bottom Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Width {ft)
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VXD)
(Fps)
2.00 2.0:1 2.0:1 10.0 0.0300
0.30
5.5
Erodible Channel Results:
Structure #42 (Culvert
Culvert 17A flow to ID -44
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef,
(ft) (ft} (Ke)
20.00 2.00 0.0240 2.00 0.00 0.90
Culvert Results:
Design Discharge = 1.40 cfs
Minimum pipe diameter: 1 - 8 inch pipe(s) required
Structure #1 tNull�
Basin A flows to Ditch ID -1A
Structure #45 (Erodible Channel)
ID-lA flows to Culvert C-17
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Basin A- Pond - Basin E.sc4
Printed 10-21-2015
w/o Freeboard w/ Freeboard
Design Discharge:
1.40 cfs
Depth:
0.15 ft 0.45 ft
Top Width:
2.60 ft 3.80 ft
Velocity:
4.03 fps
X -Section Area:
0.35 sq ft
Hydraulic Radius:
0.130 ft
Froude Number:
1.94
Structure #42 (Culvert
Culvert 17A flow to ID -44
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef,
(ft) (ft} (Ke)
20.00 2.00 0.0240 2.00 0.00 0.90
Culvert Results:
Design Discharge = 1.40 cfs
Minimum pipe diameter: 1 - 8 inch pipe(s) required
Structure #1 tNull�
Basin A flows to Ditch ID -1A
Structure #45 (Erodible Channel)
ID-lA flows to Culvert C-17
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Basin A- Pond - Basin E.sc4
Printed 10-21-2015